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Benzene and its derivatives.

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Entropy

A thermodynamic state or property that measures the degree of disorder or randomness of a system.

Ferromagnetism

The ability of a substance to become permanently magnetized by exposure to an external magnetic field.

Secondary Standard

A solution that has been titrated against a primary standard. A standard solution is a secondary standard.

 

Alcohol

Hydrocarbon derivative containing an --OH group attached to a carbon atom not in an aromatic ring. Alcohols are a class of organic compounds containing the hydroxyl group, OH, attached to a carbon atom.

Solvolysis

The reaction of a substance with the solvent in which it is dissolved.

Ternary Acid

A ternary compound containing H, O, and another element, often a nonmetal.

Net Ionic Equation

Equation that results from canceling spectator ions and eliminating brackets from a total ionic equation.

Radioactivity

The spontaneous disintegration of atomic nuclei.

Electrolytic Cells

Electrochemical cells in which electrical energy causes nospontaneous redox reactions to occur. An electrochemical cell in which chemical reactions are forced to occur by the application of an outside source of electrical energy.

Absorption Spectrum

Spectrum associated with absorption of electromagnetic radiation by atoms (or other species) resulting from transitions from lower to higher energy states. An absorption spectrum is the inverse of an emission spectrum.